, occasionally also known as or , is a sacred hill in Ayabe, Kyoto Prefecture, Japan. It is a , or physical embodiment of a , that is considered by the Oomoto religion to be its primary spiritual center. Mount Hongū is located on the grounds of , a shrine and garden complex which was declared by its founders Nao Deguchi and Onisaburo Deguchi to be the spiritual center of Japan around the turn of the 20th century. History and religious significance. According to "Michi no Shiori", In 1935, a shrine building complex was destroyed by the police during the Second Oomoto Incident. The shrine building complex was never rebuilt. Geography. The main building complexes in are located at the western and northern base of Mount Hongū. The San'in Main Line and Yura River run along the eastern base of the mountain. The summit of Mount Hongū is marked by a spherical stone marker.